IL72276A - Computerized tomographic system with improved resolution - Google Patents

Computerized tomographic system with improved resolution

Info

Publication number
IL72276A
IL72276A IL72276A IL7227684A IL72276A IL 72276 A IL72276 A IL 72276A IL 72276 A IL72276 A IL 72276A IL 7227684 A IL7227684 A IL 7227684A IL 72276 A IL72276 A IL 72276A
Authority
IL
Israel
Prior art keywords
improved resolution
tomographic system
computerized tomographic
computerized
resolution
Prior art date
Application number
IL72276A
Other versions
IL72276A0 (en
Inventor
Robert Shoval A
Freundlich David
Original Assignee
Elscint Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Elscint Ltd filed Critical Elscint Ltd
Publication of IL72276A0 publication Critical patent/IL72276A0/en
Publication of IL72276A publication Critical patent/IL72276A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
    • A61B6/4028—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot resulting in acquisition of views from substantially different positions, e.g. EBCT
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
    • H01J35/153—Spot position control
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/52—Target size or shape; Direction of electron beam, e.g. in tubes with one anode and more than one cathode
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/70—Circuit arrangements for X-ray tubes with more than one anode; Circuit arrangements for apparatus comprising more than one X ray tube or more than one cathode

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
IL72276A 1983-07-28 1984-07-02 Computerized tomographic system with improved resolution IL72276A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51812183A 1983-07-28 1983-07-28

Publications (2)

Publication Number Publication Date
IL72276A0 IL72276A0 (en) 1984-11-30
IL72276A true IL72276A (en) 1988-01-31

Family

ID=24062643

Family Applications (1)

Application Number Title Priority Date Filing Date
IL72276A IL72276A (en) 1983-07-28 1984-07-02 Computerized tomographic system with improved resolution

Country Status (5)

Country Link
JP (1) JPS60106439A (en)
DE (1) DE3426934C2 (en)
FR (1) FR2549711B1 (en)
IL (1) IL72276A (en)
NL (1) NL193257C (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3586192T2 (en) * 1984-09-21 1993-01-14 Picker Int Inc ROENTGEN ARRANGEMENT.
US4682291A (en) * 1984-10-26 1987-07-21 Elscint Ltd. Noise artifacts reduction
JPH0223946A (en) * 1988-07-14 1990-01-26 Toshiba Corp X-ray ct apparatus
JPH0798039B2 (en) * 1988-07-20 1995-10-25 三菱電機株式会社 Computed tomography equipment
US5173852A (en) * 1990-06-20 1992-12-22 General Electric Company Computed tomography system with translatable focal spot
DE19807884C2 (en) * 1998-02-25 2003-07-24 Achim Schweikard Method for calibrating a recording device for determining spatial coordinates of anatomical target objects and device for carrying out the method
DE19851556C2 (en) * 1998-11-09 2000-11-23 Siemens Ag CT machine
CN100563569C (en) * 2004-01-29 2009-12-02 皇家飞利浦电子股份有限公司 Use pixel to be staggered and the computer tomography of focal adjustments
US7333587B2 (en) * 2004-02-27 2008-02-19 General Electric Company Method and system for imaging using multiple offset X-ray emission points
WO2007110795A2 (en) * 2006-03-29 2007-10-04 Philips Intellectual Property & Standards Gmbh Effective dual-energy x-ray attenuation measurement
DE102006046741A1 (en) * 2006-09-29 2008-04-10 Siemens Ag X-ray system and method for tomosynthesis scanning
JP6346284B2 (en) * 2014-07-18 2018-06-20 株式会社日立製作所 X-ray CT apparatus and X-ray CT image imaging method
CN106488744B (en) 2014-07-28 2019-09-24 株式会社日立制作所 X-ray imaging device and image reconstruction method
DE102019125350A1 (en) * 2019-09-20 2021-03-25 DENNEC GmbH Computer tomograph
US12268538B2 (en) 2020-09-19 2025-04-08 Esspen Gmbh Computer tomograph and method for operating a computer tomograph

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3250916A (en) * 1963-06-14 1966-05-10 Machlett Lab Inc Stereo x-ray device
US4206360A (en) * 1975-03-19 1980-06-03 E M I Limited Radiography
US4149079A (en) * 1976-07-14 1979-04-10 Elscint, Ltd. Method of and means for scanning a body to enable a cross-section thereof to be reconstructed
NL7607976A (en) * 1976-07-19 1978-01-23 Optische Ind De Oude Delft Nv DEVICE FOR TOMOGRAPHY WITH FACILITIES BY WHICH SIGNAL PROFILES DERIVATIVE FROM A RADIANT BEAM BE CONSTRUCTED INTO SIGNAL PROFILES EACH CORREPONDING WITH A BUNDLE OF BALANCED BEAM.
GB1595805A (en) * 1977-02-24 1981-08-19 Emi Ltd Radiography
DE2714759C3 (en) * 1977-04-01 1981-03-26 Siemens AG, 1000 Berlin und 8000 München X-ray diagnostic device for the production of transverse slice images
GB1598685A (en) * 1977-04-28 1981-09-23 Emi Ltd Radiography
DE2723401A1 (en) * 1977-05-24 1978-12-07 Siemens Ag LAYER FOR THE PRODUCTION OF TRANSVERSAL LAYER IMAGES
GB2002988B (en) * 1977-08-18 1982-04-07 Emi Ltd Radiography
FR2425836A1 (en) * 1978-05-16 1979-12-14 Radiologie Cie Gle SINGLE SLEEVE TOMOGRAPHIC APPARATUS CARRYING X-RAY TUBES AND DETECTORS
DE2823859A1 (en) * 1978-05-31 1979-12-13 Siemens Ag ROENTGE LAYER FOR TRANSVERSAL LAYER IMAGES
DE2951222A1 (en) * 1979-12-19 1981-06-25 Siemens AG, 1000 Berlin und 8000 München X-RAY LAYER FOR THE PRODUCTION OF TRANSVERSAL LAYER IMAGES

Also Published As

Publication number Publication date
JPS60106439A (en) 1985-06-11
NL193257B (en) 1998-12-01
DE3426934C2 (en) 1997-07-17
NL8402331A (en) 1985-02-18
DE3426934A1 (en) 1985-05-23
IL72276A0 (en) 1984-11-30
NL193257C (en) 1999-04-02
FR2549711B1 (en) 1991-01-25
FR2549711A1 (en) 1985-02-01

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